Japanese Tsunami
Originally published on Fri May 18, 2012 2:55 pm
By Tom Banse
A personal message on this soccer ball confirmed it washed to sea from a Japanese school during the 2011 tsunami. The ball drifted ashore at Middleton Island, Alaska. By David Baxter.
HONOLULU – Another piece of confirmed tsunami debris – part of a restaurant sign – has washed ashore in Alaska. But marine scientists can’t say how much other Japanese disaster debris is trailing behind. This problem surfaced at a U.S. Senate hearing Thursday. Researchers are now getting some access to spy satellite imagery.
Last year’s enormous tsunami washed millions of tons of debris out to sea from Japan. Within the following month, the debris field dispersed so much that it could no longer be tracked by conventional satellites. In recent weeks though, requests to the Defense Department have yielded spy satellite imagery with a resolution down to one meter. Carey Morishige with NOAA’s Marine Debris Program says that’s created a new challenge: the ocean is vast.
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